131817455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3847}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 199480320

約数和(自身を除く): 67662865

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 3115, 3847, 4895, 6853, 19235, 26929, 34265, 42317, 134645, 211585, 296219, 342383, 1481095, 1711915, 2396681, 3766213, 11983405, 18831065, 26363491, 131817455]

約数ペア:

[(1, 131817455), (5, 26363491), (7, 18831065), (11, 11983405), (35, 3766213), (55, 2396681), (77, 1711915), (89, 1481095), (385, 342383), (445, 296219), (623, 211585), (979, 134645), (3115, 42317), (3847, 34265), (4895, 26929), (6853, 19235)]